Acme.BookStore.HttpApi.Host/node_modules/select2/src/js/select2/dropdown/attachBody.js

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define([
  'jquery',
  '../utils'
], function ($, Utils) {
  function AttachBody (decorated, $element, options) {
    this.$dropdownParent = $(options.get('dropdownParent') || document.body);

    decorated.call(this, $element, options);
  }

  AttachBody.prototype.bind = function (decorated, container, $container) {
    var self = this;

    decorated.call(this, container, $container);

    container.on('open', function () {
      self._showDropdown();
      self._attachPositioningHandler(container);

      // Must bind after the results handlers to ensure correct sizing
      self._bindContainerResultHandlers(container);
    });

    container.on('close', function () {
      self._hideDropdown();
      self._detachPositioningHandler(container);
    });

    this.$dropdownContainer.on('mousedown', function (evt) {
      evt.stopPropagation();
    });
  };

  AttachBody.prototype.destroy = function (decorated) {
    decorated.call(this);

    this.$dropdownContainer.remove();
  };

  AttachBody.prototype.position = function (decorated, $dropdown, $container) {
    // Clone all of the container classes
    $dropdown.attr('class', $container.attr('class'));

    $dropdown.removeClass('select2');
    $dropdown.addClass('select2-container--open');

    $dropdown.css({
      position: 'absolute',
      top: -999999
    });

    this.$container = $container;
  };

  AttachBody.prototype.render = function (decorated) {
    var $container = $('<span></span>');

    var $dropdown = decorated.call(this);
    $container.append($dropdown);